High transient power surges, surge protector breaker, Surge protective device - tatanh1983/conchodom GitHub Wiki

QXX25XX Series 600 Vdrm 25 A Flange Mount Triac Thyristor -TO-220AB Isolated Tab

https://www.futureelectronics.com/p/electromechanical--circuit-protection--power-thyristors/q6025l6tp-littelfuse-3157259